BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 48 36.9%
2 China 30 23.1%
3 Netherlands 24 18.5%
4 India 6 4.6%
5 Italy 4 3.1%
6 Taiwan 4 3.1%
7 France 3 2.3%
8 Germany 2 1.5%
9 Turkey 2 1.5%
10 Algeria 1 0.8%
11 Hong Kong 1 0.8%
12 Ecuador 1 0.8%
13 Japan 1 0.8%
14 Korea, Republic of 1 0.8%
15 Iran, Islamic Republic of 1 0.8%
16 Iraq 1 0.8%